{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["animal", "location", "mythical figure", "biology"], "input": "Although gadolinium agents are useful for patients with renal impairment , in patients with severe kidney failure requiring dialysis , there is a risk of a rare but serious illness called nephrogenic systemic fibrosis ( NSF ) or nephrogenic fibrosing dermopathy , that is linked to the use of MRI contrast agents containing gadolinium ."}
{"animal": [], "location": [], "mythical figure": [], "biology": []}